Dennis Crowley, the CEO and co-founder of Foursquare, ran in Monday's Boston Marathon, but emerged unhurt after explosions marred the event. Crowley used Twitter to report from the scene of the incident.
Crowley, who also used Foursquare to check in at every mile, sent his first tweet at 3:08 EDT.
I'm ok.about 20k of us in corral just before mi 26. marker. @chelsa ok too— Dennis Crowley (@dens) April 15, 2013
Crowley then offered real-time description of the horrible events:
still stuck at mi 26. mom dad Michelle chelsa all ok.— Dennis Crowley (@dens) April 15, 2013
FYI no one at mi 26 has any idea what's happening.— Dennis Crowley (@dens) April 15, 2013
rumor has it rest of race is canceled. but no cell service so lots if rumors / can't get texts thu so can't plan family rendezvous— Dennis Crowley (@dens) April 15, 2013
god bless you mophie battery park. every runner is almost dead battery. people see me texting and queuing to use my phone— Dennis Crowley (@dens) April 15, 2013
scene at mile 26 - mass ave @ comm ave twitter.com/dens/status/32…— Dennis Crowley (@dens) April 15, 2013
btw it juuusssst hit me how lots of walking on mi 24 may have saved me a bit. pretty shaken up.— Dennis Crowley (@dens) April 15, 2013
Crowley, who has more than 63,000 followers on Twitter, ran this year's marathon to raise money for Camp Interactive, a program designed to expose underprivileged youth to technology.